National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

18°F

-8°C

Humidity 43%
Wind Speed Calm
Barometer 30.24 in (1026.7 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Last update 8 Dec 6:53 pm EST
Extended Forecast for

2 Miles ENE Williamsburg PA

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 11. Calm wind.

    Low: 11 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Partly sunny, with a high near 33. Calm wind becoming south 5 to 9 mph in the morning.

    High: 33 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 26. South wind around 6 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 10am. High near 43. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 27. West wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A slight chance of snow showers after 1pm. Partly sunny, with a high near 33. Chance of precipitation is 20%.

    High: 33 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Friday

    Friday: A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.

    High: 32 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.

    Low: 20 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 11. Calm wind.
Tuesday
Partly sunny, with a high near 33. Calm wind becoming south 5 to 9 mph in the morning.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 26. South wind around 6 mph. Chance of precipitation is 30%.
Wednesday
Rain and snow, becoming all rain after 10am. High near 43. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 27. West wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
A slight chance of snow showers after 1pm. Partly sunny, with a high near 33. Chance of precipitation is 20%.
Thursday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.
Saturday
Mostly cloudy, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 16.
Sunday
Partly sunny, with a high near 27.
Sunday Night
Partly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Williamsburg PA
 40.47°N 78.18°W (Elev. 1053 ft)
Last Update:
6:49 pm EST Dec 8, 2025
Forecast Valid:
6pm EST Dec 8, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation